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15篇 您的检索式:作者名="Joohan"
    题名 作者 年代 出处 被引量
1Influence of Age and Sex on the po- sition of the conus medullaris and Tuffier,s line in adults显示文摘Kim JT Bahk JH Joohan S 2003An- aesthesiology2003,99,6:1
2The overlooked cause of benign prostatic hyperplasia: prostatic urethral angulation显示文摘Kang Su Cho Joohan Kim Young Deuk Choi Jang Hwan Kim Sung Joon Hong 2007Medical Hypotheses2007,,3:1
3Communication, Reason, and Deliberative Democracy 显示文摘Joohan Kim 1999Journal of Communication1999,,2:1
4Communication, Reason, and Deliberative Democracy 显示文摘Joohan Kim 1999Journal of Communication1999,,2:1
5Replication of microchannel structures in poly- mers using laser fabricated glass-ceramic stamp 显示文摘Joohan Kim 2007Optics and Lasers in Engineering2007,,45:1
6Excimer Laser fabrication of polymer microfluidic devices显示文摘Joohan Kim Xianfan Xu 2003Journal of Laser Applications2003,15,:1
7Laser-assisted deposition of Cu bumps for microelectronic packaging显示文摘Cu bump was transferred using a focused laser pulse for microelectronic packaging.An Nd:YAG laser pulse (maximum energy of 500 mJ;wavelength of 1064 nm;fluences of 0.4-2.1 kJ/cm2) was irradiated on a sacrificial absorption layer with copper coating.The focused laser beam induced plasma between the semi-transparent donor slide and the sacrificial layer,causing a shock wave.The shock wave pressure pushed the Cu layer and transferred material to deposit a bump on substrate.A beam-shaper was used to produce uniform pressure at the interface to reduce fragmentation of the transferred material on the substrate.The calculated shock wave pressure with respect to laser fluence was 1-3 GPa.A Cu bump of diameter of 200 μm was successfully deposited at laser fluence of 0.6 kJ/cm 2.The pressure control at the sacrificial layer using a laser pulse was critical to produce a bump with less fragmentation.The technique can be applied to forming Cu bump for an interconnecting process in electronics.Won-Seok CHOI Joohan KIM 2012中国有色金属学会会刊:英文版2012,22,S3:1
8Excimer laser fabrication of polymer microfluidic device 显示文摘Joohan Kim Xu Xian-fan 2003Journal of Laser Application2003,15,:1
9Spatio-temporal change in forest cover and carbon storage considering actual and potential forest cover in South Korea显示文摘This study analyzes change in carbon storage by applying forest growth models and final cutting age to actual and potential forest cover for six major tree species in South Korea. Using National Forest Inventory data, the growth models were developed to estimate mean diameter at breast height, tree height, and number of trees for Pinus densiflora, Pinus koraiensis, Pinus rigida, Larix kaempferi, Castanea crenata and Quercus spp. stands. We assumed that actual forest cover in a forest type map will change into potential forest covers according to the Hydrological and Thermal Analogy Groups model. When actual forest cover reaches the final cutting age, forest volume and carbon storage are estimated by changed forest cover and its growth model. Forest volume between 2010 and 2110 would increase from 126.73 to 157.33 m3 hm-2. Our results also show that forest cover, volume, and carbon storage could abruptly change by 2060. This is attributed to the fact that most forests are presumed to reach final cutting age. To avoid such dramatic change, a regeneration and yield control scheme should be prepared and implemented in a way that ensures balance in forest practice and yield.NAM Kijun LEE Woo-Kyun KIM Moonil KWAK Doo-Ahn BYUN Woo-Hyuk YU Hangnan KWAK Hanbin KWON Taesung SUNG Joohan CHUNG Dong-Jun LEE Seung-Ho 2015Science China(Life Sciences)2015,58,7:1
10Influence of Age and Sex on the position of the conus medullaris and Tuffier's line in adults 显示文摘Kim JT Bahk JH Joohan S 2003Anaesthesiology2003,99,6:1
11Influence of Age and Sex on the po- sition of the conus medullaris and Tuffier's line in adults 显示文摘Kim JT Bark JH Joohan S 2003Anaesthesiology2003,99,6:1
12Influence of Age and Sex on the position of the conus medullaris and Tuffier' s line in adults显示文摘KIMJT BAHKJH JOOHAN S 2003Anaesthesiology2003,99,6:1
13Quantum source of entropy for black holes显示文摘Bombelli L Rabinder K K Joohan L 0,,:1
14An englacial image and water pathways of the Fourcade glacier on King George Island, Antarctic Peninsula, inferred from ground-penetrating radar显示文摘The distribution of small fractures and water content of the Fourcade glacier on King George Island, Antarctica, was investigated in November 2006 and December 2007 by two ground-based (470-and 490-m-long profiles) and one helicopter-borne (470-m-long profile) ground-penetrating radar (GPR) surveys using 50-, 100-, and 500-MHz antennas. Radar images in the pre-migrated GPR sections are characterized by a smooth ice surface and irregular bed topography, numerous diffraction hyperbolas in the ice and at the glacier bed, strong scattering noise, and near-surface folded layers. Scattering noise above a mound in the center of the profiles is associated with an area of dense fractures extending down from the ice surface that has relatively low reflection strength. Near the northeast ends of the profiles where few englacial fractures occur, scattering noise may result from the presence of warmer ice. A water-filled conduit and an air-filled cavity are interpreted as the source of two distinct hyperbolas in sub-glacial valleys based on the polarity of the reflections. Through migration velocity analysis on 106 hyperbolas, radar velocities were obtained for the 100-MHz ground-based profile. Using the velocities and Paren’s mixture formula, we calculated the water content of the ice to have been in the range of 0.00–0.09. High water content occurs near the glacier margin, in sub-glacial valleys, and in zones of scattering noise.LEE Joohan KIM Ki Young HONG Jong Kuk JIN Young Keun 2010Science China Earth Sciences2010,53,6:0
15Greening the Supply Chain: Drivers and Outcomes in the Korean Manufacturing Industry显示文摘This research investigates the determinants of green supply chain management(GSCM)adoption and its impact on organizational performance,while considering the potential moderating factors influencing GSCM adoption.Despite the growing prevalence of GSCM practices among Korean firms,the factors driving their adoption have not received sufficient attention.To bridge this gap,the study uses structural equation modeling,integrating stakeholder theory and resource-based theory to explore how green entrepreneurial orientation(GEO),institutional pressure,and relational capital affect GSCM adoption.Additionally,the study explores the effects of GSCM implementation on competi­tiveness and economic performance.Drawing data from a sample of 213 Korean manufacturing firms,the PLS-SEM analysis highlights the significant influence of GEO,institutional pressure,and relational capital on GSCM adoption.Additionally,the study emphasizes the positive impact of GSCM implementation on firm competitiveness.These find­ings provide valuable insights for enhancing sustainability in supply chain management and are applicable to similar context countries such as Taiwan,China,Japan,and the Netherlands.Joohan Ryoo 2023Journal of Management Science & Engineering Research2023,6,2:0
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